Standard

Manufacture of Wrought Steel Wheels

Abstract

This standard is intended to supplement the AAR’s Manual of Standards and Recommended Practices, Section G, Wheels and Axles. This standard relies heavily on the AAR’s manufacturing requirements and references its requirements frequently.
This standard specifies those requirements for passenger car wheel designs that are not included in the AAR manual. An attempt has been made to cover all possible requirements related to the large variety of designs utilized in passenger rail vehicles.

Document History
Document Number Version Publication Date Publication Related Information
APTA PR-M-S-012-99 Rev. 3 02/10/2025 Published Current
APTA PR-M-S-012-99 Rev. 2 02/03/2004 Published Superseded
APTA PR-M-S-012-99 Rev. 1 09/11/2003 Published Superseded

Keywords

wheel, wheel stamping, wheel marking, wrought steel, heat treatment, shot peening, cheek disc, damping ring, hydraulic assist port, wheel balance, terminology, tension testing, chemical properties, profiles, reference groove

Summary

This standard covers the minimum manufacturing requirements for multi-wear wrought carbon-steel heat-treated wheels for rail passenger equipment. It does not duplicate the standards established by the AAR, rather, it supplements those requirements with standards applicable to wheels used in passenger car service.

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